TO

Toshihiro Ohnishi

SC Sumitomo Chemical: 1 patents #89 of 298Top 30%
Overall (2003): #100,287 of 273,478Top 40%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6544670 Hole transporting polymer and organic electroluminescence device using the same Makoto Kitano, Takanobu Noguchi, Fumi Yamaguchi, Takenori Osada 2003-04-08